The brown and black stripes you see on the icebergs are created by sediment underneath the ice shelf.

冰山上的褐色与黑色条纹是由冰架下的沉积物产生的。

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Is also often found on the continental shelf shell layer, and many shells were crushed after the stacked together to form the uneven thickness of the sediment layer.

在大陆架上还能经常发现贝壳层，许多贝壳被压碎后堆积在一起，形成厚度不均的沉积层。

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The heavy metal contents in 29 surficial sediment samples from the continental shelf of the northern South China Sea were significantly lower than those in the samples from the polluted coastal areas.

南海北部陆架区29个调查站的表层沉积物样品中，重金属含量较低，明显低于沿岸污染海域。

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In the deep water, large swaths of Wilcox sediment slumped over the side of the continental shelf and were swallowed by a layer of salt that dates back to when the American continents pulled away from Europe and Africa.

FORBES: Magazine Article

Wetland loss has been caused by the Army Corps of Engineers channeling the Mississippi for flood control, with the result that all the sediment in the river is being lost over the continental shelf.

CNN: Your e-mails: 'Clean up our wetlands'